Patent International Class: H04Q 3/60

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High-speed digital transmission method allowing plurality of voice services by use of single subscriber line
Inventor: Inada, et al. | Patent Number: 6925090

Method and apparatus for off-hook management of plural subscriber premises devices connected to same telephone line
Inventor: Levitan | Patent Number: 6853725

Method and apparatus for bypassing the common control and switch matrix of a digital switching system for telecommunications networks
Inventor: Smith | Patent Number: 6807273

Method for concentrating subscribers in a local exchange
Inventor: Kuorelahti, et al. | Patent Number: 6466665

System and method for communicating telecommunication information between a telecommunication switch and customer premises equipment
Inventor: Renucci | Patent Number: 6466573

Mobility processing method over access interface V5.2 protocol
Inventor: Kim | Patent Number: 6463259

Line switching method and asynchronous transfer mode (ATM) system using the same
Inventor: Kobayasi, et al. | Patent Number: 6456623

Communication system with two stage multiplexing
Inventor: Guzikevits, et al. | Patent Number: 6438144

Method and apparatus for switching and managing bandwidth in an ATM/TDM network cross-connection
Inventor: Budhraja | Patent Number: 6324185

System and method for a multi-host subscriber loop
Inventor: Deschaine, et al. | Patent Number: 6320856

Device and method for automatic initialization of a multi-mode interface controller
Inventor: Cole | Patent Number: 6259674

Apparatus for and method of allocating a shared resource among multiple ports
Inventor: Mann, et al. | Patent Number: 6212165

Method and apparatus for crossconnecting transmission members in the outside distribution plant of a telecommunications network
Inventor: Byers | Patent Number: 6101183

Time division multiplexing system for digital exchange
Inventor: Numata | Patent Number: 6088372

Method and apparatus for crossconnecting transmission members in the outside distribution plant of a telecommunications network to provide a combined narrowband and broadband signal
Inventor: Byers | Patent Number: 5926472

System and method for a multi-host subscriber loop
Inventor: Deschaine, et al. | Patent Number: 5881059

Method and apparatus for crossconnecting transmission members in the outside distribution plant of a telecommunications network for providing access to customer lines to a plurality of service providers
Inventor: Byers | Patent Number: 5831979

Radio communication system with a displaced radio station
Inventor: Bellec | Patent Number: 5796730

Method of controlling an access network as well as exchange and access network
Inventor: Khakzar | Patent Number: 5781623

Enclosure for remote terminal in a distributed digital loop system with trunk unit interface
Inventor: Gliga, et al. | Patent Number: 5692043

Remote subscriber control system of a central office digital switching system
Inventor: Inoue, et al. | Patent Number: 5606605

Distributed digital loop system with trunk unit interface
Inventor: Gliga, et al. | Patent Number: 5592475

Protocol independent switch
Inventor: Slykhouse, et al. | Patent Number: 5574722

Wide area centrex toll service with novel translation
Inventor: Wilkes | Patent Number: 5539817

System and method for line-conducted digital communication
Inventor: Still, et al. | Patent Number: 5523869

Method and system for connecting an optical network unit with a plurality of user sites
Inventor: Sutherland | Patent Number: 5500753

Digital data concentrator
Inventor: Cyr | Patent Number: 5479398

Subscriber transmission system
Inventor: Sonobe | Patent Number: 5457741

Message information terminating system
Inventor: Okuyama, et al. | Patent Number: 5455824

System for multiplexed communication between exchanges
Inventor: Matsumoto, et al. | Patent Number: 5436889

Terminal connection device
Inventor: Tanaka | Patent Number: 5253289

Host remote signalling in telephone systems
Inventor: Pinard | Patent Number: 5249222

Station controller for multi-line pick-up and automatic monitoring of telephone station moves
Inventor: Beierle | Patent Number: 5200996

Method and apparatus for starting switching system
Inventor: Takano, et al. | Patent Number: 5001740

Test access system for a digital loop carrier system
Inventor: Dyke, et al. | Patent Number: 4949355

Loop status verification system
Inventor: Lynch, et al. | Patent Number: 4937851

Channel redundancy in a digital loop carrier system
Inventor: Gottesman, et al. | Patent Number: 4878048

Series connected telephone service system
Inventor: Curtin | Patent Number: 4876711

Loop status verification system
Inventor: Lynch, et al. | Patent Number: 4864598

Circuit arrangement for telecommunication switching systems connected to line concentrator sub-exchanges by connecting channels
Inventor: Mattis, et al. | Patent Number: 4754480

Non-blocking concentrator
Inventor: Feldman, et al. | Patent Number: 4750202

Non-blocking concentrator
Inventor: Feldman, et al. | Patent Number: 4750202

System for interconnecting a pair of communication systems
Inventor: Molnar | Patent Number: 4726054

Line concentrator
Inventor: Pilling | Patent Number: 4600813

Multiple downlink data aggregator and system
Inventor: Dobyns, et al. | Patent Number: 4581736

Call concentrator with automatic line supervisor
Inventor: Ziegler | Patent Number: 4527011

Advanced network processor
Inventor: Cohen, et al. | Patent Number: 4525830

Automatic line supervisor for use with a call concentrator
Inventor: Post, et al. | Patent Number: 4503290

Automatic line supervisor for use with a call concentrator
Inventor: Post, et al. | Patent Number: 4503290

Distributed prioritized concentrator
Inventor: Huang | Patent Number: 4472801

Method and means for demand accessing and broadcast transmission among ports in a distributed star network
Inventor: Lee, et al. | Patent Number: 4347498

Modular telecommunication system
Inventor: Ganz, et al. | Patent Number: 4340776

Apparatus and method for controlling a modular telecommunication system
Inventor: Gesek, et al. | Patent Number: 4340775

Interface unit for a modular telecommunication system
Inventor: Gueldner, et al. | Patent Number: 4331835

Modular telecommunication system
Inventor: Ganz, et al. | Patent Number: 4331834

Modular time-division switching network
Inventor: Athenes, et al. | Patent Number: 4317008

Digitally-controlled telephone answering switching system
Inventor: Vicari, et al. | Patent Number: 4302632

Analog access arrangement for a digital telephone office
Inventor: Stelte, et al. | Patent Number: 4293738

Arrangement for concentrating pulse code modulation processing circuits in a digital telephone office
Inventor: Stelte, et al. | Patent Number: 4286119

Remote line switching extension for telephone exchange
Inventor: Lenz, et al. | Patent Number: 4258231

Line concentrator
Inventor: Brothers, et al. | Patent Number: 4230913

Digitally controlled telephone answering switching system
Inventor: Vicari, et al. | Patent Number: 4210783

Dual-processor line concentrator switching system
Inventor: Hutcheson, et al. | Patent Number: 4197427

Dual-processor line concentrator switching system
Inventor: Hutcheson, et al. | Patent Number: 4197427

Electronic trunk selector
Inventor: Rigden | Patent Number: 4168402

Time division telecommunication system
Inventor: Couturier, et al. | Patent Number: 4127742

Switching networks, e.g. space-division concentrators
Inventor: Baudin | Patent Number: 4093828

Telephone concentrator
Inventor: Renaudin | Patent Number: 4075432

Local call completion for time division multiplexing system
Inventor: Weir | Patent Number: 4070551

Central office switching system with remote line switch
Inventor: Boxall | Patent Number: 4038498

Improved digital telephone and switching system employing time division multiplex pulse code modulation
Inventor: Potter, et al. | Patent Number: 4021619

Intra link calling within a subscriber digital system
Inventor: Wurst | Patent Number: 4021618

Electronic switching element
Inventor: Charransol, et al. | Patent Number: 4001781

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